diff options
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 1c419893e3a9..43fbff48a133 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -1877,7 +1877,9 @@ void i915_reset(struct drm_i915_private *i915, unsigned int flags) { struct i915_gpu_error *error = &i915->gpu_error; int ret; + int i; + might_sleep(); lockdep_assert_held(&i915->drm.struct_mutex); GEM_BUG_ON(!test_bit(I915_RESET_BACKOFF, &error->flags)); @@ -1900,12 +1902,20 @@ void i915_reset(struct drm_i915_private *i915, unsigned int flags) goto error; } - ret = intel_gpu_reset(i915, ALL_ENGINES); + if (!intel_has_gpu_reset(i915)) { + DRM_DEBUG_DRIVER("GPU reset disabled\n"); + goto error; + } + + for (i = 0; i < 3; i++) { + ret = intel_gpu_reset(i915, ALL_ENGINES); + if (ret == 0) + break; + + msleep(100); + } if (ret) { - if (ret != -ENODEV) - DRM_ERROR("Failed to reset chip: %i\n", ret); - else - DRM_DEBUG_DRIVER("GPU reset disabled\n"); + dev_err(i915->drm.dev, "Failed to reset chip\n"); goto error; } |